not only that, she is a ruthless hotel investor with no respect for anti-trust laws. as well as an unlicensed surgeon responsible for hundreds of botched wish bone removals. so do the right thing, maine, and defeat this dangerous assassin. because in this country, we believe that if you are's good at killing people over the internet, you should not be holding public office, you should be flying a drone. we'll be right back. (cheers and applause) xwxwxwxwxwxwxw =w >> stephen: welcome back, everybody. my guest tonight is a former astronaut whose new children's book is titled mousetronaut. i think is about a before who becomes a fireman. please welcome mark kelly. (cheers and applause) hey, mark, good to see you again. sit down. >> thank you. >> all right. a we are friend it, well-known to my viewers. were a navy captain. >> yes. >> stephen: you commanded the final mission of the spatialcious ellen defer. you flew 39 combat missions, the first iraq war. you're also the husband of gabbie giffords. how is she doing? >> she is doing great. we recently moved back to tucson,